Data as of Oct 28, 2026.
IWM vs VOOG: Differences, Returns & Fees
Over the year to Oct 28, 2026, IWM returned +14.1% to VOOG's +12.1%; 0% of their weight is in the same names.
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Net assets: $75.5bn on Oct 27, 2026 for iShares Russell 2000 ETF, and $27.8bn on Sep 30, 2026 for Vanguard S&P 500 Growth ETF.
Pair scorecard
VOOG costs 0.14 points a year less; their one-year returns differ by 2.0 points; IWM is 2.8 times larger.
| Measure | IWM | VOOG |
|---|---|---|
| Return | ||
| Total return, 1 year | +14.1% | +12.1% |
| Drawdown | ||
| Below its high | 7.6%, high on Aug 14, 2026 | 4.1%, high on Oct 6, 2026 |
| Benchmark | ||
| What it tracks | Russell 2000 Index | S&P 500 Growth Index |
| Cost and size | ||
| Expense ratio | 0.19% | 0.05% |
| Net assets, as of Sep 30, 2026 | $78.0bn | $27.8bn |
| Holdings | ||
| Holdings in common | 0% | |
| Top ten holdings, share of the fund | 3.3% | 60.2% |
Holdings in common uses holdings dated Sep 30, 2026 and Oct 27, 2026. Method
What they share
By the books each fund has filed, IWM and VOOG hold 0% of their money in the same securities at the same weight. Holdings dated Sep 30, 2026 and Oct 27, 2026.
half
0% in common
Only in one fund ↓
Side by side
IWM and VOOG on the fields both publish, as of Oct 28, 2026. Source: ETFIQ.
IWM
IWM tracks the Russell 2000. Over the year to Oct 28, 2026 it returned +14.1% with distributions reinvested, against +14.3% for its benchmark, the Russell 2000 Index. The prospectus expense ratio is 0.19% a year. By its holdings published by its issuer for Oct 27, 2026, 0% of the fund by weight is stocks the S&P 500 also holds, across 1,977 positions, with the top ten at 3.3%. It sat 7.6% below its high of Aug 14, 2026 on Oct 28, 2026.
VOOG
VOOG tracks the S&P 500 Growth. Over the year to Oct 28, 2026 it returned +12.1% with distributions reinvested, against +12.1% for its benchmark, the S&P 500 Growth Index. The prospectus expense ratio is 0.05% a year. By its holdings published by its issuer as of Sep 30, 2026, 100% of the fund by weight is stocks the S&P 500 also holds, across 154 positions, with the top ten at 60.2%. It sat 4.1% below its high of Oct 6, 2026 on Oct 28, 2026.
Questions people ask
- Which returned more over the last year, IWM or VOOG?
- In the year to Oct 28, 2026, with distributions reinvested, IWM returned +14.1% and VOOG +12.1%.
- Which is cheaper, IWM or VOOG?
- VOOG is cheaper, by 0.14 percentage points a year. That is about $14 on $10,000 held for a year. Fees come from each fund's prospectus.
Links are sources, not endorsements. A comparison is not a recommendation.
How this is computed
Overlap adds up the smaller of the two weights for each security both funds hold.
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ETFIQ, IWM against VOOG, data as of Oct 28, 2026. https://etfiq.com/compare/any/iwm-vs-voog
ETFIQ. (Oct 28, 2026). IWM against VOOG. Retrieved from https://etfiq.com/compare/any/iwm-vs-voog
[IWM against VOOG (ETFIQ, Oct 28, 2026)](https://etfiq.com/compare/any/iwm-vs-voog)
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